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Finding the Fourth Proportional to 15,995.94, 23,993.86 and 4,309.16

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Solution

The fourth proportional to 15,995.94, 23,993.86 and 4,309.16 is: 6,463.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,995.94 : 23,993.86 = 4,309.16 : x
  2. Step 2: Convert to fraction form
    15,995.94/23,993.86 = 4,309.16/x
  3. Step 3: Cross multiply
    15,995.94x = 23,993.86 × 4,309.16
  4. Step 4: Simplify right side
    15,995.94x = 103,393,381.76
  5. Step 5: Solve for x
    x = 103,393,381.76/15,995.94
  6. Step 6: Final answer
    x = 6,463.73

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.